# Gateway # You should set this to DHCP if your cable/DSL ISP provides it.# the "pre-up" command brings up the iptables "firewall"# it is just set to static for testing purposes. see eth0 for DHCP setup.auto eth1iface eth1 inet staticaddress 192.168.1.17netmask 255.255.255.0gateway 192.168.1.1pre-up iptables-restore < /etc/iptables.conf